Home / 1,092,152.70-1,637,791.65-381,815.10

Finding the Fourth Proportional to 1,092,152.70, 1,637,791.65 and 381,815.10

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Solution

The fourth proportional to 1,092,152.70, 1,637,791.65 and 381,815.10 is: 572,569.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,152.70 : 1,637,791.65 = 381,815.10 : x
  2. Step 2: Convert to fraction form
    1,092,152.70/1,637,791.65 = 381,815.10/x
  3. Step 3: Cross multiply
    1,092,152.70x = 1,637,791.65 × 381,815.10
  4. Step 4: Simplify right side
    1,092,152.70x = 625,333,582,623.92
  5. Step 5: Solve for x
    x = 625,333,582,623.92/1,092,152.70
  6. Step 6: Final answer
    x = 572,569.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.